Temp higher or lower

package com.example.uorjaipur.higherorlower;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

import java.util.Random;

public class MainActivity extends AppCompatActivity {

    Random random = new Random();
    int randNum = random.nextInt(19) + 1;

    public void guess(View view){


        EditText editText = (EditText) findViewById(R.id.editText);
        int numInput = Integer.parseInt(editText.getText().toString());

        //Log.i("Variable type",editText.getText().getClass().toString());
        //Log.i("EditText",editText.getText().toString())
        //Log.i("int value",Integer.toString(randNum));
        Log.i("Random number",Integer.toString(randNum));

        if (numInput==randNum){
            Toast.makeText(this, "You've got the right number : "+randNum, Toast.LENGTH_LONG).show();
        } else if (numInput>randNum){
            Toast.makeText(this, "Lower", Toast.LENGTH_SHORT).show();
        } else{
            Toast.makeText(this, "Higher", Toast.LENGTH_SHORT).show();
        }
    }